\u9898\u76ee\u94fe\u63a5：669. \u4fee\u526a\u4e8c\u53c9\u641c\u7d22\u6811 – \u529b\u6263（LeetCode） \u6587\u7ae0\u8bb2\u89e3：\u4ee3\u7801\u968f\u60f3\u5f55 \u89c6\u9891\u8bb2\u89e3：\u4f60\u4fee\u526a\u7684\u65b9\u5f0f\u4e0d\u5bf9，\u6211\u6765\u7ed9\u4f60\u7ea0\u6b63\u4e00\u4e0b！| LeetCode：669. \u4fee\u526a\u4e8c\u53c9\u641c\u7d22\u6811_\u54d4\u54e9\u54d4\u54e9_bilibili<\/p>\n
\u601d\u8def：\u5982\u679c\u8282\u70b9\u7684\u503c\u6bd4low\u5c0f，\u5c31\u8bf4\u660e\u9700\u8981\u53bb\u6389\u8fd9\u4e2a\u8282\u70b9，\u7136\u540e\u8fd9\u4e2a\u8282\u70b9\u7684\u5de6\u5b69\u5b50\u4e5f\u4e0d\u7528\u5728\u8003\u8651\u4e86，\u6240\u4ee5\u6b64\u5904\u5e94\u8be5\u76f4\u63a5\u8fd4\u56de\u5f80\u53f3\u904d\u5386\u7684\u7ed3\u679c，\u5982\u679c\u6bd4high\u5927，\u540c\u7406，\u5e94\u8be5\u8fd4\u56de\u8fd9\u4e2a\u8282\u70b9\u5f80\u5de6\u904d\u5386\u7684\u7ed3\u679c，\u5982\u679c\u5728low\u548chigh\u4e4b\u95f4，\u5e94\u8be5\u8981\u4fdd\u7559，\u6240\u4ee5\u76f4\u63a5\u5f80\u5de6\u548c\u53f3\u904d\u5386\u5c31\u597d，\u518d\u8fd4\u56de\u8fd9\u4e2a\u8282\u70b9\u3002<\/p>\n
\u4ee3\u7801：<\/p>\n
class Solution {
\npublic:
\n TreeNode* trimBST(TreeNode* root, int low, int high) {
\n if(root==NULL){
\n return NULL;
\n }
\n if(root->val<low){
\n return trimBST(root->right,low,high);
\n }
\n if(root->val>high){
\n return trimBST(root->left,low,high);
\n }
\n root->left=trimBST(root->left,low,high);
\n root->right=trimBST(root->right,low,high);
\n return root;
\n }
\n}; <\/p>\n
\u9898\u76ee\u94fe\u63a5：108. \u5c06\u6709\u5e8f\u6570\u7ec4\u8f6c\u6362\u4e3a\u4e8c\u53c9\u641c\u7d22\u6811 – \u529b\u6263（LeetCode） \u6587\u7ae0\u8bb2\u89e3：\u4ee3\u7801\u968f\u60f3\u5f55 \u89c6\u9891\u8bb2\u89e3：\u6784\u9020\u5e73\u8861\u4e8c\u53c9\u641c\u7d22\u6811！| LeetCode：108.\u5c06\u6709\u5e8f\u6570\u7ec4\u8f6c\u6362\u4e3a\u4e8c\u53c9\u641c\u7d22\u6811_\u54d4\u54e9\u54d4\u54e9_bilibili<\/p>\n
\u601d\u8def：\u8fd9\u9053\u9898\u6bd4\u8f83\u7b80\u5355，\u6709\u70b9\u7c7b\u4f3c\u4e8e\u4e8c\u5206\u67e5\u627e，\u51fd\u6570\u7684\u53c2\u6570\u662f\u6570\u7ec4\u548c\u8303\u56f4\u7684\u5de6\u7aef\u548c\u53f3\u7aef，\u521d\u59cb\u7684left\u548cright\u5c31\u662f\u6570\u7ec4\u7684\u4e24\u7aef，\u7136\u540e\u6bcf\u6b21\u9009\u53d6\u8fd9\u4e2a\u8303\u56f4\u7684\u4e2d\u95f4\u503cmid\u4e3aroot\u8282\u70b9，\u7136\u540e\u5f80\u5de6\u5b69\u5b50\u904d\u5386\u7684\u6570\u7ec4\u8303\u56f4\u5c31\u53d8\u6210\u4e86left\u548cmid-1，\u53f3\u5b69\u5b50\u904d\u5386\u7684\u6570\u7ec4\u8303\u56f4\u662fmid+1\u548cright\u3002<\/p>\n
\u4ee3\u7801：<\/p>\n
class Solution {
\npublic:
\n TreeNode* traversal(vector<int>& nums,int left,int right){
\n if(left>right){
\n return NULL;
\n }
\n int mid=(left+right)\/2;
\n TreeNode* root=new TreeNode(nums[mid]);
\n root->left=traversal(nums,left,mid-1);
\n root->right=traversal(nums,mid+1,right);
\n return root;
\n }
\n TreeNode* sortedArrayToBST(vector<int>& nums) {
\n return traversal(nums,0,nums.size()-1);
\n }
\n}; <\/p>\n
\u9898\u76ee\u94fe\u63a5：538. \u628a\u4e8c\u53c9\u641c\u7d22\u6811\u8f6c\u6362\u4e3a\u7d2f\u52a0\u6811 – \u529b\u6263（LeetCode） \u6587\u7ae0\u8bb2\u89e3：\u4ee3\u7801\u968f\u60f3\u5f55 \u89c6\u9891\u8bb2\u89e3：\u666e\u5927\u559c\u5954！\u4e8c\u53c9\u6811\u7ae0\u8282\u5df2\u5168\u90e8\u66f4\u5b8c\u5566！| LeetCode：538.\u628a\u4e8c\u53c9\u641c\u7d22\u6811\u8f6c\u6362\u4e3a\u7d2f\u52a0\u6811_\u54d4\u54e9\u54d4\u54e9_bilibili<\/p>\n
\u601d\u8def：\u8fd9\u9053\u9898\u6309\u7167\u53cd\u5411\u4e2d\u5e8f\u7684\u65b9\u5411\u904d\u5386，\u4e5f\u5c31\u662f\u53f3\u4e2d\u5de6，\u53ea\u8981\u5148\u5b9a\u4e49\u4e00\u4e2a\u53d8\u91cf\u4fdd\u5b58\u524d\u4e00\u4e2a\u8282\u70b9\u7684\u503c，\u7136\u540e\u518d\u628a\u524d\u4e00\u4e2a\u8282\u70b9\u7684\u503c\u52a0\u5230\u5f53\u524d\u8282\u70b9\u4e0a，\u7136\u540e\u518d\u8ba9\u8fd9\u4e2a\u53d8\u91cf\u4fdd\u5b58\u5f53\u524d\u8282\u70b9\u7684\u503c\u3002<\/p>\n
\u4ee3\u7801：<\/p>\n
class Solution {
\npublic:
\n int pre=0;
\n void traversal(TreeNode* node){
\n if(node==NULL){
\n return;
\n }
\n traversal(node->right);
\n node->val+=pre;
\n pre=node->val;
\n traversal(node->left);
\n }
\n TreeNode* convertBST(TreeNode* root) {
\n traversal(root);
\n return root;
\n }
\n};<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb463\u6b21\uff0c\u70b9\u8d5e10\u6b21\uff0c\u6536\u85cf3\u6b21\u3002\u601d\u8def\uff1a\u5982\u679c\u8282\u70b9\u7684\u503c\u6bd4low\u5c0f\uff0c\u5c31\u8bf4\u660e\u9700\u8981\u53bb\u6389\u8fd9\u4e2a\u8282\u70b9\uff0c\u7136\u540e\u8fd9\u4e2a\u8282\u70b9\u7684\u5de6\u5b69\u5b50\u4e5f\u4e0d\u7528\u5728\u8003\u8651\u4e86\uff0c\u6240\u4ee5\u6b64\u5904\u5e94\u8be5\u76f4\u63a5\u8fd4\u56de\u5f80\u53f3\u904d\u5386\u7684\u7ed3\u679c\uff0c\u5982\u679c\u6bd4high\u5927\uff0c\u540c\u7406\uff0c\u5e94\u8be5\u8fd4\u56de\u8fd9\u4e2a\u8282\u70b9\u5f80\u5de6\u904d\u5386\u7684\u7ed3\u679c\uff0c\u5982\u679c\u5728low\u548chigh\u4e4b\u95f4\uff0c\u5e94\u8be5\u8981\u4fdd\u7559\uff0c\u6240\u4ee5\u76f4\u63a5\u5f80\u5de6\u548c\u53f3\u904d\u5386\u5c31\u597d\uff0c\u518d\u8fd4\u56de\u8fd9\u4e2a\u8282\u70b9\u3002<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[427],"topic":[],"class_list":["post-58049","post","type-post","status-publish","format-standard","hentry","category-server","tag-427"],"yoast_head":"\n